.header {
    margin: 0;
}

.header .navtop {
    margin: 0;
}
.brand {
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    position: relative;
    float: left;
    color: #ffffff;
    cursor: pointer;
}
.admin {
     color: #ffffff;
     position: relative;
     float: left;
     height: 50px;
     line-height: 50px;
 }

.dropdown {
    height: 50px;
    line-height: 50px;
    position: relative;
    float: left;
    color: #ffffff;
    cursor: pointer;
    padding: 0 10px;
}
.open {
    transition-duration:.3s;
    background-color:rgba(255,255,255,0.2);
}




.aside {
    position: absolute;
    top: 50px;
    bottom: 0;
    left: 0;
    padding-top: 10px;
    width: 199px;
    z-index: 99;
    overflow: auto;
    background-color: rgba(238, 238, 238, 0.98);
    border-right: 1px solid #e5e5e5;

}

.aside .menu_dropdown dl {
    margin-bottom: 0;
}

.aside .menu_dropdown dt {
    display: block;
    line-height: 35px;
    padding-left: 15px;
    cursor: pointer; /*cursor 改变光标*/
    position: relative;
    border-bottom: 1px solid #e5e5e5;
    font-weight: normal;
    color: #333333;
}

.aside .menu_dropdown dl dt:hover {
    color: #e4393c;
}

.aside .menu_dropdown dt .menu_dropdown-arrow {
    position: absolute;
    overflow: hidden;
    top: 0;
    right: 15px;
    transition-duration: 0.3s;
    transition-property: all;
}

.aside .menu_dropdown dd {
    display: none;
}

/*
   设置箭头下拉旋转css样式
*/
.aside .menu_dropdown .selected .menu_dropdown-arrow {
    transform: rotate(180deg);
}

/*添加selected样式 显示二级菜单*/
.aside .menu_dropdown dd .selected {
    display: block;
    margin-left: 0;
}

.aside .menu_dropdown ul {
    margin: 0;
    padding: 0;
}

.aside .menu_dropdown li {
    line-height: 35px;
    overflow: hidden; /*隐藏 li*/
    zoom: 1;
}

.aside .menu_dropdown li a {
    padding-left: 15px;
    display: block;
    font-weight: bold;
    margin: 0;
}

.aside .menu_dropdown dd ul {
    padding: 3px 8px;
}

.aside .menu_dropdown dd li {
    line-height: 32px;
}

.aside .menu_dropdown dd li a {
    line-height: 32px;
    padding-left: 26px;
    border-bottom: none;
    font-weight: normal;
    text-decoration: none;
    color: #666666;
}

.aside .menu_dropdown li a:hover {
    color: #e4393c;
    text-decoration: none;
}

.aside .menu_dropdown a:hover {
    background-color: #fafafa;
}

/*左侧动态菜单收缩切换*/
.dislpayArrow {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 200px;
    width: 0;
    height: 100%;
    z-index: 10;
}

/*
  动态按钮控制菜单样式
    begin
*/
.dislpayArrow a {
    position: absolute;
    display: block;
    width: 17px;
    height: 60px;
    top: 50%;
    margin-top: -30px;
    outline: none;
    border-top: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-left: 15px solid #dddddd;
}

.dislpayArrow a.open {
    background-position: 0 -61px
}

.dislpayArrow a:hover {
    text-decoration: none;
    background-position: right 0
}

.dislpayArrow a.open:hover {
    background-position: right -61px
}
.dislpayArrow a li {
    text-align: center;
    text-decoration: none;
}

/*end*/

/*菜单过渡时间*/
.aside, .article_box, .dislpayArrow {
    transition: all 0.2s ease 0s
}

.big-page .article_box, .big-page .dislpayArrow {
    left: 0;
}

.big-page .aside {
    left: -200px;
}

.article_box {
    position: absolute;
    top: 50px;
    right: 0;
    bottom: 0;
    left: 199px;
    overflow: hidden;
    z-index: 1;
    background-color: #fff;
}

.article_box .tabNav {
    height: 35px;
}

.article_box .tabNav .breadcrumb {
    /*padding: 5px 15px;*/
}

.article {
    position: absolute;
    top: 34px;
    bottom: 0;
    left: 0;
    right: 0;
    overflow: auto;
    z-index: 1;
}

.show_iframe {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
}

.show_iframe iframe {
    position: absolute;
    bottom: 0;
    height: 100%;
    width: 100%;
}
